CN113451798B - Low-temperature insulating high-temperature superconducting cable high-voltage terminal - Google Patents
Low-temperature insulating high-temperature superconducting cable high-voltage terminal Download PDFInfo
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- CN113451798B CN113451798B CN202110588090.0A CN202110588090A CN113451798B CN 113451798 B CN113451798 B CN 113451798B CN 202110588090 A CN202110588090 A CN 202110588090A CN 113451798 B CN113451798 B CN 113451798B
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- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 238000009434 installation Methods 0.000 claims description 23
- 238000009413 insulation Methods 0.000 claims description 10
- 230000009471 action Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 7
- 230000008595 infiltration Effects 0.000 abstract description 4
- 238000001764 infiltration Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 8
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 239000000428 dust Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000011810 insulating material Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5205—Sealing means between cable and housing, e.g. grommet
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/70—Insulation of connections
- H01R4/72—Insulation of connections using a heat shrinking insulating sleeve
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/02—Cable terminations
- H02G15/04—Cable-end sealings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/02—Cable terminations
- H02G15/06—Cable terminating boxes, frames or other structures
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment
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- Cable Accessories (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a high-voltage terminal of a low-temperature insulating high-temperature superconducting cable, which comprises an insulating pipeline, wherein the top of the insulating pipeline is fixedly connected with a mounting sleeve, and the outer side of the mounting sleeve is provided with a protection mechanism. This low temperature insulating high temperature superconducting cable high voltage terminal, the accessible dustcoat plays the guard action to it behind the terminal wiring, and can avoid other people to bump by mistake, through rubber awl dish and notched setting, can block up the top of dustcoat, avoid rivers to get into in the dustcoat, further promote the protection effect to the terminal, can avoid the outer wall junction infiltration of pyrocondensation pipe and insulating pipeline, be convenient for dismouting between pyrocondensation pipe and Shan Kongsan crowd, promote the convenience of use, the setting of accessible ejector pin, and the threaded connection of taper sleeve and insulating pipeline, make the taper sleeve rotate about can driving the ejector pin centripetal simultaneously or centrifugal slip, and then can play spacing fixed action to the cable joint, and then promote connection stability.
Description
Technical Field
The invention relates to the technical field of low-temperature insulation high-temperature superconducting cable high-voltage terminals, in particular to a low-temperature insulation high-temperature superconducting cable high-voltage terminal.
Background
The cable terminal integrates water resistance, stress control, shielding and insulation, has good electrical property and mechanical property, can be used for a long time under various severe environmental conditions, has the advantages of light weight, convenient installation and the like, and is widely applied to various fields of electric power, petrochemical industry, metallurgy, railway ports, buildings and the like.
The low temperature insulating high temperature superconducting cable high voltage terminal among the prior art is when using, can't play the guard action to it behind the terminal wiring, leads to other people to bump by mistake easily, and poor to the protection effect of terminal, and the outer wall junction of pyrocondensation pipe and insulating pipeline is infiltration easily, and single Kong Sanqun is inside to have moisture or dust to get into easily, leads to surperficial filth to form conductive medium to influence dielectric strength, and can't dismouting between pyrocondensation pipe and the Shan Kongsan crowd, the use convenience is poor, can not play spacing fixed action to the cable joint simultaneously, and then influence connection stability.
Disclosure of Invention
The invention aims to provide a low-temperature insulating high-temperature superconducting cable high-voltage terminal, which aims to solve the problems that the low-temperature insulating high-temperature superconducting cable high-voltage terminal in the prior art provided in the background art cannot be protected after the terminal is connected in use and is easy to cause mistaken touch by others.
In order to achieve the above purpose, the present invention provides the following technical solutions: the high-voltage terminal of the low-temperature insulating high-temperature superconducting cable comprises an insulating pipeline, wherein the top of the insulating pipeline is fixedly connected with a mounting sleeve, and the outer side of the mounting sleeve is provided with a protection mechanism;
the protection mechanism comprises a lantern ring, an outer cover, a plunger rod, a baffle, a first spring, a deflector rod and a clamping groove;
the lantern ring cup joints in the outer wall of installation cover, the outer wall top rigid coupling of lantern ring has the dustcoat, the both sides sliding connection of lantern ring has the inserted bar, the outer end rigid coupling of inserted bar has the baffle, the outer wall of inserted bar cup joints first spring, the both ends of first spring respectively with baffle and lantern ring fixed connection, the inner looks joint of inserted bar and the outer wall of installation cover through the draw-in groove, the inner below of baffle supports tightly has the driving lever, the corner of driving lever rotates with the both ends of lantern ring to be connected. The design can play a protective role on the terminal after the terminal is connected, and can avoid the false touch of others.
Preferably, the mounting sleeve is provided with a terminal, and the terminal is fixedly connected with the inner wall of the mounting sleeve.
Preferably, a wiring socket is arranged at the bottom of the insulating pipeline.
Preferably, a cable connector is arranged in the wiring socket, and the outer wall of the cable connector is spliced with the inner wall of the wiring socket.
Preferably, a plugging mechanism is arranged in the outer cover;
the plugging mechanism comprises a rubber conical disc and a notch;
the outer wall rigid coupling of rubber awl dish is in the inside top of dustcoat, the inner wall and the terminal clearance fit of rubber awl dish, the inner wall one side processing of rubber awl dish has the incision. The design can carry out the shutoff to the top of dustcoat like this, avoids rivers to get into in the dustcoat, further promotes the protection effect to the terminal.
Preferably, an insulation mechanism is arranged on the outer side of the insulation pipeline;
the insulation mechanism comprises a limit groove, a heat shrinkage tube, a groove, a single Kong Sanqun, a reverse taper ring, an insert block and a slot;
the utility model discloses a thermal shrinkage pipe, including insulating pipeline, spacing groove, pyrocondensation pipe, recess, groove, reverse taper ring, shan Kongsan crowd's inner wall rigid coupling has a plurality of inserts, the outer wall of inserts passes through slot and the inner wall looks joint of recess, the spacing groove processes in insulating pipeline's outer wall, the inside of recess is equipped with the haplopore umbrella crowd, the inner wall of haplopore umbrella crowd offsets tightly with the recess, the inside of haplopore umbrella crowd is equipped with reverse taper ring, the top of reverse taper ring and the bottom fixed connection of haplopore umbrella crowd, shan Kongsan crowd's inner wall rigid coupling has a plurality of inserts. The heat shrinkage pipe can be conveniently disassembled and assembled with the Shan Kongsan group through the design, and the heat shrinkage pipe can be embedded in the limiting groove, so that water seepage at the joint is avoided.
Preferably, a limiting mechanism is arranged between the insulated pipeline and the cable connector;
the limiting mechanism comprises a push rod, a lug, a second spring and a taper sleeve;
the utility model discloses a cable connector, including the outer wall below of ejector pin, the outer wall below sliding connection of ejector pin and insulating pipeline and extend to the inside of wiring socket, the outer side rigid coupling of outer wall of ejector pin has the lug, the second spring is installed to the outer wall of ejector pin, the both ends of second spring respectively with the inner and the insulating pipeline fixed connection of lug, the outer end of ejector pin supports tightly has the taper sleeve, the inner wall top of taper sleeve and the outer wall threaded connection of insulating pipeline. The design can play spacing fixed action to the cable joint, and then promotes connection stability.
Preferably, the plurality of ejector rods are distributed in an annular equidistant manner, and the inner ends of the ejector rods are frosted surfaces.
Compared with the prior art, the invention has the beneficial effects that: compared with the prior art, the low-temperature insulating high-temperature superconducting cable high-voltage terminal has the following advantages:
through the cooperation between insulating pipeline, wiring socket, cable joint, installation cover, terminal and protection machanism for when the device is used, the unidirectional joint of accessible inserted bar and draw-in groove, and first spring give the inward power of inserted bar, make the lantern ring can one-way slip at the outer wall of installation cover, and stir the driving lever and can make the lantern ring return to slide and reset, and then play the guard action to it after the terminal wiring through the dustcoat, and can avoid other people to bump by mistake;
through the cooperation between insulating pipeline, wiring socket, cable joint, installation cover, terminal and shutoff mechanism for when the device is used, through setting up of rubber awl dish and incision, can carry out the shutoff to the top of dustcoat, avoid rivers to get into in the dustcoat, further promote the protection effect to the terminal;
through the cooperation between insulating pipeline, wiring socket, cable joint, installation cover, terminal and the insulating mechanism for the device when using, the gomphosis of accessible spacing groove and pyrocondensation pipe is connected, can avoid the pyrocondensation pipe to permeate water with the outer wall junction of insulating pipeline, and through the setting of single hole umbrella crowd and reverse taper ring, can further avoid moisture or dust to get into inside, and then avoid surperficial filth to form the conductive medium, guarantee the insulating strength on insulating material surface, link to each other through the joint of inserted block and slot, be convenient for dismantle between pyrocondensation pipe and the Shan Kongsan crowd, promote the use convenience;
through the cooperation between insulating pipeline, wiring socket, cable joint, installation cover, terminal and the stop gear for the device when using, the setting of accessible ejector pin to and the threaded connection of taper sleeve and insulating pipeline, make the taper sleeve rotate about can drive the ejector pin and centripetal simultaneously or centrifugal slip, and then can play spacing fixed action to the cable joint, and then promote connection stability.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of the terminal, cutout and housing of FIG. 2;
FIG. 4 is a schematic view of the housing, ring and first spring of FIG. 2;
FIG. 5 is a schematic view of the structure of the single hole umbrella cluster, heat shrink tubing and inverted cone ring of FIG. 2;
fig. 6 is a schematic view of the taper sleeve, ejector pin and second spring of fig. 2.
In the figure: 1. insulated pipe, 2, wire insertion opening, 3, cable joint, 4, installation sleeve, 5, terminal, 6, protection mechanism, 601, collar, 602, housing, 603, plunger, 604, baffle, 605, first spring, 606, deflector rod, 607, clamping groove, 7, insulation mechanism, 701, limit groove, 702, heat shrinkage tube, 703, groove, 704, single Kong Sanqun, 705, inverted cone ring, 706, insert block, 707, slot, 8, limit mechanism, 801, ejector rod, 802, bump, 803, second spring, 804, cone sleeve, 9, blocking mechanism, 901, rubber cone disc, 902, notch.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a low temperature insulation high temperature superconducting cable high voltage terminal, includes insulating pipeline 1, and insulating pipeline 1's top rigid coupling has installation cover 4, and installation cover 4 is provided with terminal 5, and terminal 5 and the inner wall fixed connection of installation cover 4, insulating pipeline 1's bottom is provided with wiring socket 2, and wiring socket 2's inside is provided with cable joint 3, and cable joint 3's outer wall is pegged graft mutually with wiring socket 2's inner wall, and installation cover 4's outside is equipped with protection machanism 6.
The protection mechanism 6 comprises a lantern ring 601, an outer cover 602, a plunger 603, a baffle 604, a first spring 605, a deflector rod 606 and a clamping groove 607, wherein the lantern ring 601 is sleeved on the outer wall of the installation sleeve 4, the outer cover 602 is fixedly connected above the outer wall of the lantern ring 601, the plunger rod 603 is slidably connected to the two sides of the lantern ring 601, the baffle 604 is fixedly connected to the outer end of the plunger rod 603, the first spring 605 is sleeved on the outer wall of the plunger rod 603, the first spring 605 gives inward force to the plunger rod 603, the two ends of the first spring 605 are respectively fixedly connected with the baffle 604 and the lantern ring 601, the inner end of the plunger rod 603 is clamped with the outer wall of the installation sleeve 4 through the clamping groove 607, the clamping groove 607 is longitudinally equidistantly distributed, and forms a one-way clamping structure with the plunger rod 603, the lantern ring 601 can slide upwards, can be locked during sliding downwards, the deflector rod 606 is abutted to the lower part of the inner end of the baffle plate 604, the corner of the plunger rod 606 is rotatably connected with the two ends of the lantern ring 601, the terminal is protected after being connected, and error collision of others can be avoided;
through the cooperation between insulating pipeline, wiring socket, cable joint, installation cover, terminal and the protection machanism for the device when using, the one-way joint of accessible inserted bar and draw-in groove, and first spring give the inward power of inserted bar, make the lantern ring can one-way slip at the outer wall of installation cover, and can make the lantern ring return to slide and reset through stirring the driving lever, and then play the guard action to it after the terminal wiring through the dustcoat, and can avoid other people to bump by mistake.
The inside of the outer cover 602 is provided with a plugging mechanism 9, the plugging mechanism 9 comprises a rubber cone 901 and a notch 902, the outer wall of the rubber cone 901 is fixedly connected above the inside of the outer cover 602, the inner wall of the rubber cone 901 is in clearance fit with the terminal 5, one side of the inner wall of the rubber cone 901 is provided with the notch 902, thus the top of the outer cover 602 can be plugged by design, water flow is prevented from entering the outer cover 602, and the protection effect on the terminal 5 is further improved;
through cooperation between insulating pipeline, wiring socket, cable joint, installation cover, terminal and the shutoff mechanism for the device is when using, through setting up of rubber awl dish and incision, can carry out the shutoff to the top of dustcoat, avoids rivers to get into in the dustcoat, further promotes the protection effect to the terminal.
The outside of the insulated pipeline 1 is provided with an insulating mechanism 7, the insulating mechanism 7 comprises a limit groove 701, a heat shrinkage tube 702, a groove 703, a single Kong Sanqun 704, a reverse taper ring 705, an inserting block 706 and a slot 707, the limit groove 701 is processed on the outer wall of the insulated pipeline 1, the inside of the limit groove 701 is provided with the heat shrinkage tube 702, the inner wall of the heat shrinkage tube 702 is propped against the limit groove 701, the heat shrinkage tube 702 is embedded in the limit groove 701, the outside of the heat shrinkage tube 702 is provided with the groove 703, the groove 703 is processed on the outer wall of the heat shrinkage tube 702, the inside of the groove 703 is provided with a single hole umbrella group 704, the single hole umbrella group 704 and the groove 703 are longitudinally distributed at equal intervals, the inner wall of the single Kong Sanqun is propped against the groove 703, the inside of the single Kong Sanqun is provided with the reverse taper ring 705, the reverse taper ring 705 can play a role in further protecting the single Kong Sanqun 704, moisture or dust is prevented from entering the reverse taper ring 705, the top of the reverse taper ring 705 is fixedly connected with the bottom of the single-hole umbrella group 704, the inner wall of the single Kong Sanqun is fixedly connected with a plurality of inserting blocks 706, the outer wall of the inserting blocks 706 is clamped with the inner wall of the groove 703 through the inserting grooves 707, the inserting blocks 706 and the inserting grooves 707 are made of rubber, and the inserting blocks are matched in shape, so that the heat-shrinkable tube 702 and the Shan Kongsan group 704 can be conveniently disassembled and assembled through the design, the heat-shrinkable tube 702 can be embedded in the limiting groove 701, and water seepage at the connecting position is avoided;
through cooperation between insulating pipeline, wiring socket, cable joint, installation cover, terminal and the insulating mechanism for the device is when using, and the gomphosis of accessible spacing groove and pyrocondensation pipe is connected, can avoid the outer wall junction infiltration of pyrocondensation pipe and insulating pipeline, and through the setting of haplopore umbrella crowd and reverse taper ring, can further avoid entering inside moisture or dust, and then avoid surperficial filth to form conductive medium, guarantees the insulating strength on insulating material surface, links to each other through the joint of inserted block and slot, is convenient for dismouting between pyrocondensation pipe and Shan Kongsan crowd, promotes the convenience of use.
A limiting mechanism 8 is arranged between the insulated pipeline 1 and the cable connector 3, the limiting mechanism 8 comprises a push rod 801, a convex block 802, a second spring 803 and a taper sleeve 804, the push rod 801 is in sliding connection with the lower part of the outer wall of the insulated pipeline 1 and extends to the inside of the wiring jack 2, the plurality of push rods 801 are distributed in an annular equidistant manner, the inner ends of the push rods 801 are frosted surfaces, the force for tightly supporting and limiting the cable connector 3 can be improved through design, the convex block 802 is fixedly connected to the outer side of the outer wall of the push rod 801, the second spring 803 is arranged on the outer wall of the push rod 801, two ends of the second spring 803 are fixedly connected with the inner end of the convex block 802 and the insulated pipeline 1 respectively, the second spring 803 gives the push rod 801 an outward force, the outer end of the push rod 801 supports against the taper sleeve 804, the upper and lower rotation of the taper sleeve 804 can drive the push rod 801 to synchronously centripetally or centrifugally slide, and the upper part of the inner wall of the taper sleeve 804 is in threaded connection with the outer wall of the insulated pipeline 1, so the design can play a limiting and fixing role on the cable connector 3, and further improve the connection stability;
through the cooperation between insulating pipeline, wiring socket, cable joint, installation cover, terminal and the stop gear for the device when using, the setting of accessible ejector pin to and the threaded connection of taper sleeve and insulating pipeline, make the taper sleeve rotate about can drive the ejector pin and centripetal simultaneously or centrifugal slip, and then can play spacing fixed action to the cable joint, and then promote connection stability.
The working principle of the embodiment is as follows: through the unidirectional joint of inserted bar 603 and draw-in groove 607 to and first spring 605 gives the inward power of inserted bar 603, make the lantern ring 601 can slide in the outer wall of installation cover 4 one-way, and through stirring driving lever 606 can make lantern ring 601 return to the throne, and then play the guard action to it through dustcoat 602 after the terminal wiring, and can avoid other people to bump by mistake, simultaneously, through setting up of rubber cone 901 and incision 902, can carry out the shutoff to the top of dustcoat 602, avoid rivers to get into in the dustcoat 602, further promote the protection effect to terminal 5, simultaneously, through the gomphosis of spacing groove 701 and pyrocondensation pipe 702 be connected, can be to the infiltration of pyrocondensation pipe 702 and insulated pipeline 1's outer wall junction, and through the setting up of single hole umbrella crowd 704 and reverse taper ring 705, can further avoid moisture or dust to get into inside, and then avoid surperficial filth to form the conducting medium, guarantee the insulated strength on insulating material surface, through the joint of inserted block 706 and slot 707 links to each other, be convenient to dismantle between pyrocondensation pipe 702 and Shan Kongsan crowd 704, promote usability, simultaneously, setting up through taper 801 and setting up, can drive the connection with the cable 1 with the last thread of pyrocondensation pipe 804 or the top through the taper pipe, and further drive the connection of the top thread 804, and the jack is stable, and the connection is further stable, and is connected to the top through the realization of the thread is 3.
In the description of the present invention, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a low temperature insulation high temperature superconducting cable high voltage terminal, includes insulating pipeline (1), its characterized in that: the top of the insulating pipeline (1) is fixedly connected with a mounting sleeve (4), and a protection mechanism (6) is arranged on the outer side of the mounting sleeve (4);
the protection mechanism (6) comprises a lantern ring (601), a housing (602), a plunger (603), a baffle (604), a first spring (605), a deflector rod (606) and a clamping groove (607);
the lantern ring (601) is sleeved on the outer wall of the installation sleeve (4), an outer cover (602) is fixedly connected above the outer wall of the lantern ring (601), two sides of the lantern ring (601) are slidably connected with a plunger (603), a baffle (604) is fixedly connected with the outer end of the plunger (603), a first spring (605) is sleeved on the outer wall of the plunger (603), two ends of the first spring (605) are fixedly connected with the baffle (604) and the lantern ring (601) respectively, the inner ends of the plunger (603) are clamped with the outer wall of the installation sleeve (4) through clamping grooves (607), the clamping grooves (607) are longitudinally distributed at equal intervals and form a one-way clamping structure with the plunger (603), the lantern ring (601) can slide upwards and can be locked during sliding downwards, a deflector (606) is abutted to the lower part of the inner end of the baffle (604), and the corner of the deflector (606) is rotationally connected with two ends of the lantern ring (601).
The bottom of the insulating pipeline (1) is provided with a wiring socket (2), the inside of the wiring socket (2) is provided with a cable joint (3), the outer wall of the cable joint (3) is spliced with the inner wall of the wiring socket (2), and the inside of the outer cover (602) is provided with a plugging mechanism (9);
the plugging mechanism (9) comprises a rubber conical disc (901) and a notch (902);
the outer wall of the rubber conical disc (901) is fixedly connected above the inside of the outer cover (602), the inner wall of the rubber conical disc (901) is in clearance fit with the terminal (5), a notch (902) is formed in one side of the inner wall of the rubber conical disc (901), and an insulating mechanism (7) is arranged on the outer side of the insulating pipeline (1);
the insulation mechanism (7) comprises a limit groove (701), a heat shrinkage tube (702), a groove (703), a single Kong Sanqun (704), a reverse taper ring (705), an insert block (706) and an insert slot (707);
the limiting groove (701) is formed in the outer wall of the insulated pipeline (1), a heat shrinkage pipe (702) is arranged in the limiting groove (701), the inner wall of the heat shrinkage pipe (702) is abutted against the limiting groove (701), a groove (703) is formed in the outer side of the heat shrinkage pipe (702), the groove (703) is formed in the outer wall of the heat shrinkage pipe (702), a single-hole umbrella group (704) is arranged in the groove (703), the inner wall of the Shan Kongsan group (704) is abutted against the groove (703), a reverse taper ring (705) is arranged in the Shan Kongsan group (704), the top of the reverse taper ring (705) is fixedly connected with the bottom of the Shan Kongsan group (704), a plurality of inserting blocks (706) are fixedly connected to the inner wall of the single-hole umbrella group (704), the outer wall of each inserting block (706) is clamped with the inner wall of the groove (703) through a slot (707), and a limiting mechanism (8) is arranged between the insulated pipeline (1) and the cable joint (3);
the limiting mechanism (8) comprises a push rod (801), a lug (802), a second spring (803) and a taper sleeve (804);
the ejector rod (801) is slidably connected with the lower part of the outer wall of the insulating pipeline (1) and extends to the inside of the wiring socket (2), a bump (802) is fixedly connected to the outer side of the outer wall of the ejector rod (801), a second spring (803) is arranged on the outer wall of the ejector rod (801), two ends of the second spring (803) are fixedly connected with the inner end of the bump (802) and the insulating pipeline (1) respectively, a taper sleeve (804) is abutted against the outer end of the ejector rod (801), and the upper part of the inner wall of the taper sleeve (804) is in threaded connection with the outer wall of the insulating pipeline (1);
the ejector rods (801) are distributed in an annular equidistant mode, and the inner ends of the ejector rods (801) are frosted surfaces.
2. A low temperature insulated high temperature superconducting cable high voltage termination according to claim 1, characterized in that: the mounting sleeve (4) is provided with a terminal (5), and the terminal (5) is fixedly connected with the inner wall of the mounting sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110588090.0A CN113451798B (en) | 2021-05-28 | 2021-05-28 | Low-temperature insulating high-temperature superconducting cable high-voltage terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110588090.0A CN113451798B (en) | 2021-05-28 | 2021-05-28 | Low-temperature insulating high-temperature superconducting cable high-voltage terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113451798A CN113451798A (en) | 2021-09-28 |
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